<!-- 用户管理 -->
<script setup lang="ts">
defineOptions({
  name: 'User',
  inheritAttrs: false
});

import {
  getUserPage,
  getUserForm,
  deleteUsers,
  addUser,
  updateUser,
  updateUserPassword,
  downloadTemplateApi,
  exportUser,
  importUser
} from '@/api/user';
import { getDeptOptions } from '@/api/dept';
import { getRoleOptions } from '@/api/role';

import { UserForm, UserQuery, UserPageVO } from '@/api/user/types';
import type { UploadInstance } from 'element-plus';
import { genFileId } from 'element-plus';
import ImageUpload from '@/components/common/Upload/index.vue';
import DeptTree from './components/dept-tree.vue';

const queryFormRef = ref(ElForm); // 查询表单
const userFormRef = ref(ElForm); // 用户表单
const uploadRef = ref<UploadInstance>(); // 上传组件

const loading = ref(false); //  加载状态
const removeIds = ref([]); // 删除用户ID集合 用于批量删除
const queryParams = reactive<UserQuery>({
  pageNum: 1,
  pageSize: 10
});
const dateTimeRange = ref('');
const total = ref(0); // 数据总数
const pageData = ref<UserPageVO[]>(); // 用户分页数据
const deptList = ref<OptionType[]>(); // 部门下拉数据源
const roleList = ref<OptionType[]>(); // 角色下拉数据源

watch(dateTimeRange, newVal => {
  if (newVal) {
    queryParams.startTime = newVal[0];
    queryParams.endTime = newVal[1];
  }
});

// 弹窗对象
const dialog = reactive({
  visible: false,
  type: 'user-form',
  width: 800,
  title: ''
});

// 用户表单数据
const formData = reactive<UserForm>({
  status: 1,
  avatar: ''
});

// 用户导入数据
const importData = reactive({
  deptId: undefined,
  file: undefined,
  fileList: []
});

// 校验规则
const rules = reactive({
  username: [
    {
      required: true,
      message: '用户名不能为空',
      trigger: 'blur'
    }
  ],
  nickname: [
    {
      required: true,
      message: '用户昵称不能为空',
      trigger: 'blur'
    }
  ],
  deptId: [
    {
      required: true,
      message: '所属部门不能为空',
      trigger: 'blur'
    }
  ],
  roleIds: [
    {
      required: true,
      message: '用户角色不能为空',
      trigger: 'blur'
    }
  ],
  email: [
    {
      pattern: /\w[-\w.+]*@([A-Za-z0-9][-A-Za-z0-9]+\.)+[A-Za-z]{2,14}/,
      message: '请输入正确的邮箱地址',
      trigger: 'blur'
    }
  ],
  mobile: [
    {
      pattern: /^1[3|4|5|6|7|8|9][0-9]\d{8}$/,
      message: '请输入正确的手机号码',
      trigger: 'blur'
    }
  ]
});

/** 查询 */
function handleQuery() {
  loading.value = true;
  getUserPage(queryParams)
    .then(({ data }) => {
      pageData.value = data.list;
      total.value = data.total;
    })
    .finally(() => {
      loading.value = false;
    });
}

/** 重置查询 */
function resetQuery() {
  queryFormRef.value.resetFields();
  dateTimeRange.value = '';
  queryParams.pageNum = 1;
  queryParams.deptId = undefined;
  queryParams.startTime = undefined;
  queryParams.endTime = undefined;
  handleQuery();
}

/** 行选中 */
function handleSelectionChange(selection: any) {
  removeIds.value = selection.map((item: any) => item.id);
}

/** 重置密码 */
function resetPassword(row: { [key: string]: any }) {
  ElMessageBox.prompt(`请输入用户「${row.username}」的新密码`, '重置密码', {
    confirmButtonText: '确定',
    cancelButtonText: '取消'
  }).then(({ value }) => {
    if (!value) {
      ElMessage.warning('请输入新密码');
      return false;
    }
    updateUserPassword(row.id, value).then(() => {
      ElMessage.success(`密码重置成功，新密码是：${value}`);
    });
  });
}

/** 加载角色下拉数据源 */
async function loadRoleOptions() {
  getRoleOptions().then(response => {
    roleList.value = response.data;
  });
}

/** 加载部门下拉数据源 */
async function loadDeptOptions() {
  getDeptOptions().then(response => {
    deptList.value = response.data;
  });
}

/**
 * 打开弹窗
 *
 * @param type 弹窗类型  用户表单：user-form | 用户导入：user-import
 * @param id 用户ID
 */
async function openDialog(type: string, id?: number) {
  dialog.visible = true;
  dialog.type = type;

  if (dialog.type === 'user-form') {
    // 用户表单弹窗
    await loadDeptOptions();
    await loadRoleOptions();
    if (id) {
      dialog.title = '修改用户';
      getUserForm(id).then(({ data }) => {
        Object.assign(formData, { ...data });
      });
    } else {
      dialog.title = '新增用户';
    }
  } else if (dialog.type === 'user-import') {
    // 用户导入弹窗
    dialog.title = '导入用户';
    dialog.width = 600;
    loadDeptOptions();
  }
}

/**
 * 关闭弹窗
 *
 * @param type 弹窗类型  用户表单：user-form | 用户导入：user-import
 */
function closeDialog() {
  dialog.visible = false;
  if (dialog.type === 'user-form') {
    userFormRef.value.resetFields();
    userFormRef.value.clearValidate();

    formData.id = undefined;
    formData.status = 1;
  } else if (dialog.type === 'user-import') {
    importData.file = undefined;
    importData.fileList = [];
  }
}

/** 表单提交 */
const handleSubmit = useThrottleFn(() => {
  if (dialog.type === 'user-form') {
    userFormRef.value.validate((valid: any) => {
      if (valid) {
        const userId = formData.id;
        loading.value = true;
        if (userId) {
          updateUser(userId, formData)
            .then(() => {
              ElMessage.success('修改用户成功');
              closeDialog();
              resetQuery();
            })
            .finally(() => (loading.value = false));
        } else {
          addUser(formData)
            .then(() => {
              ElMessage.success('新增用户成功');
              closeDialog();
              resetQuery();
            })
            .finally(() => (loading.value = false));
        }
      }
    });
  } else if (dialog.type === 'user-import') {
    if (!importData?.deptId) {
      ElMessage.warning('请选择部门');
      return false;
    }
    if (!importData?.file) {
      ElMessage.warning('上传Excel文件不能为空');
      return false;
    }
    importUser(importData?.deptId, importData?.file).then(response => {
      ElMessage.success(response.data);
      closeDialog();
      resetQuery();
    });
  }
}, 3000);

/** 删除用户 */
function handleDelete(id?: number) {
  const userIds = [id || removeIds.value].join(',');
  if (!userIds) {
    ElMessage.warning('请勾选删除项');
    return;
  }

  ElMessageBox.confirm('确认删除用户?', '警告', {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    type: 'warning'
  }).then(function () {
    deleteUsers(userIds).then(() => {
      ElMessage.success('删除成功');
      resetQuery();
    });
  });
}

/** 下载导入模板 */
function downloadTemplate() {
  downloadTemplateApi().then((response: any) => {
    const fileData = response.data;
    const fileName = decodeURI(response.headers['content-disposition'].split(';')[1].split('=')[1]);
    const fileType =
      'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8';

    const blob = new Blob([fileData], { type: fileType });
    const downloadUrl = window.URL.createObjectURL(blob);

    const downloadLink = document.createElement('a');
    downloadLink.href = downloadUrl;
    downloadLink.download = fileName;

    document.body.appendChild(downloadLink);
    downloadLink.click();

    document.body.removeChild(downloadLink);
    window.URL.revokeObjectURL(downloadUrl);
  });
}

/** Excel文件 Change */
function handleFileChange(file: any) {
  importData.file = file.raw;
}

/** Excel文件 Exceed  */
function handleFileExceed(files: any) {
  uploadRef.value!.clearFiles();
  const file = files[0];
  file.uid = genFileId();
  uploadRef.value!.handleStart(file);
  importData.file = file;
}

/** 导出用户 */
function handleExport() {
  exportUser(queryParams).then((response: any) => {
    const fileData = response.data;
    const fileName = decodeURI(response.headers['content-disposition'].split(';')[1].split('=')[1]);
    const fileType =
      'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8';

    const blob = new Blob([fileData], { type: fileType });
    const downloadUrl = window.URL.createObjectURL(blob);

    const downloadLink = document.createElement('a');
    downloadLink.href = downloadUrl;
    downloadLink.download = fileName;

    document.body.appendChild(downloadLink);
    downloadLink.click();

    document.body.removeChild(downloadLink);
    window.URL.revokeObjectURL(downloadUrl);
  });
}

onMounted(() => {
  handleQuery();
});
</script>

<template>
  <div class="app-container">
    <el-row :gutter="20">
      <!-- 部门树 -->
      <el-col :lg="4" :xs="24" class="mb-[12px]">
        <dept-tree v-model="queryParams.deptId" @node-click="handleQuery" />
      </el-col>

      <!-- 用户列表 -->
      <el-col :lg="20" :xs="24">
        <div class="search-container mb-[12px]">
          <el-form ref="queryFormRef" :model="queryParams" :inline="true">
            <el-form-item label="关键字" prop="keywords">
              <el-input
                v-model="queryParams.keywords"
                placeholder="用户名/昵称/手机号"
                clearable
                class="!w-[200px]"
                @keyup.enter="handleQuery"
              />
            </el-form-item>

            <el-form-item label="状态" prop="status">
              <el-select
                v-model="queryParams.status"
                placeholder="全部"
                clearable
                class="!w-[100px]"
              >
                <el-option label="启用" :value="1" />
                <el-option label="禁用" :value="0" />
              </el-select>
            </el-form-item>

            <el-form-item label="创建时间">
              <el-date-picker
                v-model="dateTimeRange"
                class="!w-[240px]"
                type="daterange"
                range-separator="~"
                start-placeholder="开始时间"
                end-placeholder="截止时间"
                value-format="YYYY-MM-DD"
              />
            </el-form-item>

            <el-form-item>
              <el-button type="primary" @click="handleQuery">
                <i-ep-search />
                搜索
              </el-button>
              <el-button @click="resetQuery">
                <i-ep-refresh />
                重置
              </el-button>
            </el-form-item>
          </el-form>
        </div>

        <el-card shadow="never" class="table-container">
          <template #header>
            <el-button v-hasPerm="['sys:user:add']" type="success" @click="openDialog('user-form')">
              <i-ep-plus />
              新增
            </el-button>
            <el-button
              v-hasPerm="['sys:user:delete']"
              type="danger"
              :disabled="removeIds.length === 0"
              @click="handleDelete()"
            >
              <i-ep-delete />
              删除
            </el-button>
            <el-dropdown style="margin-left: 10px">
              <el-button type="primary">
                <i-ep-upload />
                导入
                <i-ep-arrow-down class="ml-1" />
              </el-button>
              <template #dropdown>
                <el-dropdown-menu>
                  <el-dropdown-item @click="downloadTemplate">
                    <i-ep-download />
                    下载模板
                  </el-dropdown-item>
                  <el-dropdown-item @click="openDialog('user-import')">
                    <i-ep-top />
                    导入数据
                  </el-dropdown-item>
                </el-dropdown-menu>
              </template>
            </el-dropdown>
            <el-button type="primary" style="margin-left: 10px" @click="handleExport">
              <i-ep-download />
              导出
            </el-button>
          </template>

          <el-table
            v-loading="loading"
            :data="pageData"
            border
            highlight-current-row
            @selection-change="handleSelectionChange"
          >
            <el-table-column type="selection" width="50" align="center" />
            <el-table-column label="用户名" align="center" prop="username" min-width="100" />
            <el-table-column label="用户昵称" align="center" prop="nickname" min-width="100" />
            <el-table-column label="性别" align="center" prop="genderLabel" width="80" />
            <el-table-column label="部门" align="center" prop="deptName" min-width="120" />
            <el-table-column label="手机号码" align="center" prop="mobile" width="120" />
            <el-table-column label="状态" align="center" width="100">
              <template #default="scope">
                <el-tag :type="scope.row.status === 1 ? 'success' : 'info'">
                  {{ scope.row.status === 1 ? '启用' : '禁用' }}
                </el-tag>
              </template>
            </el-table-column>
            <el-table-column label="创建时间" align="center" prop="createTime" width="160" />
            <el-table-column label="操作" fixed="right" width="220">
              <template #default="scope">
                <el-button
                  v-hasPerm="['sys:user:reset_pwd']"
                  type="primary"
                  link
                  size="small"
                  @click="resetPassword(scope.row)"
                >
                  <i-ep-refresh-left />
                  重置密码
                </el-button>
                <el-button
                  v-hasPerm="['sys:user:edit']"
                  type="primary"
                  link
                  size="small"
                  @click="openDialog('user-form', scope.row.id)"
                >
                  <i-ep-edit />
                  编辑
                </el-button>
                <el-button
                  v-hasPerm="['sys:user:delete']"
                  type="primary"
                  link
                  size="small"
                  @click="handleDelete(scope.row.id)"
                >
                  <i-ep-delete />
                  删除
                </el-button>
              </template>
            </el-table-column>
          </el-table>

          <pagination
            v-if="total > 0"
            v-model:total="total"
            v-model:page="queryParams.pageNum"
            v-model:limit="queryParams.pageSize"
            @pagination="handleQuery"
          />
        </el-card>
      </el-col>
    </el-row>

    <!-- 弹窗 -->
    <el-dialog
      v-model="dialog.visible"
      :title="dialog.title"
      :width="dialog.width"
      append-to-body
      @close="closeDialog"
    >
      <!-- 用户新增/编辑表单 -->
      <el-form
        v-if="dialog.type === 'user-form'"
        ref="userFormRef"
        :model="formData"
        :rules="rules"
        label-width="100px"
      >
        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="用户名" prop="username">
              <el-input
                v-model="formData.username"
                :readonly="!!formData.id"
                placeholder="请输入用户名"
              />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="用户昵称" prop="nickname">
              <el-input v-model="formData.nickname" placeholder="请输入用户昵称" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="所属部门" prop="deptId">
              <el-tree-select
                v-model="formData.deptId"
                placeholder="请选择所属部门"
                :data="deptList"
                filterable
                check-strictly
                :render-after-expand="false"
                class="!w-full"
              />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="性别" prop="gender">
              <dictionary v-model="formData.gender" type-code="gender" class="!w-full" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="手机号码" prop="mobile">
              <el-input v-model="formData.mobile" placeholder="请输入手机号码" maxlength="11" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="邮箱" prop="email">
              <el-input v-model="formData.email" placeholder="请输入邮箱" maxlength="50" />
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="角色" prop="roleIds">
              <el-select v-model="formData.roleIds" multiple placeholder="请选择" class="!w-full">
                <el-option
                  v-for="item in roleList"
                  :key="item.value"
                  :label="item.label"
                  :value="item.value"
                />
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="状态" prop="status">
              <el-radio-group v-model="formData.status">
                <el-radio :label="1">正常</el-radio>
                <el-radio :label="0">禁用</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="头像">
              <div class="flex items-center gap-4">
                <el-avatar :size="100" :src="formData.avatar || ''" fit="cover" />
                <image-upload v-if="dialog.visible" v-model="formData.avatar" />
              </div>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>

      <!-- 用户导入表单 -->
      <el-form v-else-if="dialog.type === 'user-import'" :model="importData" label-width="100px">
        <el-form-item label="部门">
          <el-tree-select
            v-model="importData.deptId"
            placeholder="请选择部门"
            :data="deptList"
            filterable
            check-strictly
            class="!w-full"
          />
        </el-form-item>

        <el-form-item label="Excel文件">
          <el-upload
            ref="uploadRef"
            action=""
            drag
            accept="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.ms-excel"
            :limit="1"
            :auto-upload="false"
            :file-list="importData.fileList"
            :on-change="handleFileChange"
            :on-exceed="handleFileExceed"
          >
            <el-icon class="el-icon--upload">
              <i-ep-upload-filled />
            </el-icon>
            <div class="el-upload__text">
              将文件拖到此处，或
              <em>点击上传</em>
            </div>
            <template #tip>
              <div class="text-gray-400 mt-1">支持 xls/xlsx 格式</div>
            </template>
          </el-upload>
        </el-form-item>
      </el-form>

      <!-- 弹窗底部操作按钮 -->
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="handleSubmit">确 定</el-button>
          <el-button @click="closeDialog">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>
